linux-kernel - Re: [PATCH 0/6] [KBUILD] configuration system improvements

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Date:	Wed, 04 Mar 2009 09:18:48 -0800
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Cheng Renquan <crquan@...il.com>
CC:	Sam Ravnborg <sam@...nborg.org>,
	Roman Zippel <zippel@...ux-m68k.org>,
	linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/6] [KBUILD] configuration system improvements

Cheng Renquan wrote:

[snip]


> Maybe you can try to "make gconfig" from a vanilla
> linux-2.6.29-rc6-git5 kernel, without these kbuild patches, to check
> if your system can configure kernel with gconfig?

I had already reported that gconfig without this patch series works fine.

> Alternatively, you can use this to compile gconfig,
> 
> gcc -Wall -Wl,--as-needed -Wstrict-prototypes -O2 -fomit-frame-pointer
> -D LKC_DIRECT_LINK `pkg-config --cflags gtk+-2.0 gmodule-2.0
> libglade-2.0` -o scripts/kconfig/gconf scripts/kconfig/gconf.c
> scripts/kconfig/kconfig_load.c scripts/kconfig/zconf.tab.c -lncurses
> `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`

OK, did that.

> this will build a smaller scripts/kconfig/gconf, with less library
> dependencies, or try "-O2" to "-O0", "-ggdb" to compute more debuging
> information, thanks,

With -O0 -ggdb, this is the backtrace:

(gdb) bt
#0  0x000000000041a6ab in get_symbol_str (r=0x7fff41724130, sym=0x0)
    at scripts/kconfig/menu.c:497
#1  0x000000000041a87c in menu_get_ext_help (menu=0xd82370, 
    help=0x7fff41724130) at scripts/kconfig/menu.c:531
#2  0x0000000000408dc3 in text_insert_help (menu=0xd82370)
    at scripts/kconfig/gconf.c:461
#3  0x000000000040a5f4 in on_treeview2_cursor_changed (treeview=0x6d03b0, 
    user_data=0x0) at scripts/kconfig/gconf.c:1102
#4  0x00002aef6a22dd2f in g_closure_invoke ()
   from /usr/lib64/libgobject-2.0.so.0
#5  0x00002aef6a2401fd in ?? () from /usr/lib64/libgobject-2.0.so.0
#6  0x00002aef6a241c55 in g_signal_emit_valist ()
   from /usr/lib64/libgobject-2.0.so.0
#7  0x00002aef6a242043 in g_signal_emit () from /usr/lib64/libgobject-2.0.so.0
#8  0x00002aef699f3ada in ?? () from /usr/lib64/libgtk-x11-2.0.so.0
#9  0x00002aef699fa5de in ?? () from /usr/lib64/libgtk-x11-2.0.so.0
#10 0x00002aef69905bbf in ?? () from /usr/lib64/libgtk-x11-2.0.so.0
#11 0x00002aef6a22dd2f in g_closure_invoke ()
   from /usr/lib64/libgobject-2.0.so.0
#12 0x00002aef6a2405f6 in ?? () from /usr/lib64/libgobject-2.0.so.0
#13 0x00002aef6a241989 in g_signal_emit_valist ()
   from /usr/lib64/libgobject-2.0.so.0
#14 0x00002aef6a242043 in g_signal_emit () from /usr/lib64/libgobject-2.0.so.0
#15 0x00002aef69a0cff5 in ?? () from /usr/lib64/libgtk-x11-2.0.so.0
#16 0x00002aef698feef2 in gtk_propagate_event ()
   from /usr/lib64/libgtk-x11-2.0.so.0
#17 0x00002aef698ffe95 in gtk_main_do_event ()
   from /usr/lib64/libgtk-x11-2.0.so.0
#18 0x00002aef69db87bc in ?? () from /usr/lib64/libgdk-x11-2.0.so.0
#19 0x00002aef6a69a064 in g_main_context_dispatch ()
   from /usr/lib64/libglib-2.0.so.0
#20 0x00002aef6a69d35d in ?? () from /usr/lib64/libglib-2.0.so.0
#21 0x00002aef6a69d657 in g_main_loop_run () from /usr/lib64/libglib-2.0.so.0
#22 0x00002aef69900263 in gtk_main () from /usr/lib64/libgtk-x11-2.0.so.0
#23 0x000000000040b846 in main (ac=2, av=0x7fff41725408)
    at scripts/kconfig/gconf.c:1609

-- 
~Randy
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